* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
#demo1 {
  width: 100%;
  background-color: #fff;

  //   头部
  .box1-all {
    background-color: #fff;
    .box1 {
      background-color: #ffffff;
      width: 80%;
      margin: auto;
      display: flex;
      justify-content: space-between;
      img {
        width: 20%;
      }
      .box1-right {
        display: flex;
        justify-content: space-evenly;
        align-items: center;
        img {
          width: 20%;
        }
      }
    }
  }
  //   轮播
  .carousel {
    width: 100%;
    position: relative;
    .swiper {
      margin-top: -46px;
      .swiper-wrapper {
        .swiper-slide {
          img {
            width: 100%;
            height: 500px;
          }
        }
      }
    }
    .carousel-top {
      margin: auto;
      position: relative;
      z-index: 2;
      width: 78%;
      display: flex;
      justify-content: space-between;
      .one:hover {
        background-color: #415b76;
      }
      .one {
        // border-radius: 2px;
        font-size: 15px;
        transform: skewX(-20deg);
        padding: 1%;
        text-align: center;
        width: 25%;
        border: 1px solid #000;
        background-color: #202f32;

        a {
          color: white;
          text-decoration: none;
        }
      }
    }
  }

  //   APP案例
  .case {
    width: 90%;
    margin: auto;
    margin-top: 3%;
    background-color: #fff;
    .industry1 {
      font-size: 1.2rem;
      text-align: center;
      margin-top: 1%;
    }
    // 选项卡
    #tabNav div.active {
      border-bottom: 2px solid #202f32;
    }
    .tabbox {
      #tabNav {
        width: 90%;
        margin: auto;
        margin-top: 2%;
        display: flex;
        justify-content: left;
        div {
          text-align: center;
          width: 20%;
          padding: 2%;
        }
      }
      .content {
        width: 80%;
        margin: auto;
      }
    }
    .tabbox .content > div {
      display: none;
    }
    .tabbox .content > div.active {
      display: block;
    }
    // 选项卡结束
    .swiper {
      width: 100%;
    }
    .swiper-slide {
      margin-top: 3%;
      text-align: center;
      font-size: 18px;
      background: #fff;
      display: flex;
      justify-content: center;
      align-items: center;
      a {
        width: 100%;
      }
    }
    .swiper-slide img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: cover;
      // box-shadow: 5px 5px 15px #ccc;
    }
  }
  //   底部
  .below {
    width: 100%;
    margin-top: 2%;
    background-color: #415b76;
    .top {
      width: 80%;
      margin: auto;
      margin-bottom: 1%;
      display: flex;
      justify-content: space-between;
      .left {
        color: white;
        .change {
          margin-top: 3%;
        }
      }
      .right {
        div:nth-child(1) {
          margin-top: 5%;
          img {
            margin: auto;
            display: block;
            width: 70%;
          }
        }
        div:nth-child(2) {
          margin-top: 3%;
          color: white;
          text-align: center;
        }
      }
    }
    .bottom {
      background-color: #243d56;
      padding: 1%;
      width: 100%;
      border-top: 1px solid #ffffff;
      div:nth-child(1) {
        text-align: center;
        color: white;
      }
    }
  }
}
